1. But traction was never an issue, and we had more hours without rain than with. 但是，从来没有牵引力的问题，我们有更多的时间不下雨比。
2. Through the analysis of adhesion characteristics of the locomotive traction system, the simplified simulation model is built. 通过分析机车牵引系统的粘着特性，建立了简化的机车牵引系统仿真模型；
3. Because of excavation of cutting and deeping, creep slope appeared traction sliding under the action of rainfall and ground water penetration. 由于改扩建路堑开挖与降深，蠕滑边坡在降雨和地下水渗透作用下，出现牵引式滑塌。
英英解释
n.
1. the friction between a body and the surface on which it moves (as between an automobile tire and the
2. (orthopedics) the act of pulling on a bone or limb (as in a fracture) to relieve pressure or align p
